\begin{tabular}{l*{2}{c}}\toprule
                    &\multicolumn{1}{c}{PM, mg/Nm3}&\multicolumn{1}{c}{Log(PM)}\\
&\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}\\ \hline \addlinespace
Treatment Effect    &       0.432         &     -0.0601         \\
                    &     (23.84)         &    (0.0912)         \\
\addlinespace
Observations        &         796         &         796         \\
Year-Month FE       &         Yes         &         Yes         \\
Plant fixed effects &         Yes         &         Yes         \\
Plants              &         197         &         197         \\
$R^2$               &      0.3384         &      0.4276         \\
Mean dependent variable&     142.803         &       4.757         \\
\bottomrule \end{tabular}
